public int CalcSumOfRowHeights(
	uint fromRow,
	uint toRow,
	int abortAt
)

Public Function CalcSumOfRowHeights ( 
	fromRow As UInteger,
	toRow As UInteger,
	abortAt As Integer
) As Integer

public:
int CalcSumOfRowHeights(
	unsigned int fromRow, 
	unsigned int toRow, 
	int abortAt
)